3634701

Information

• Patent Grant
• 3634701

• References
• Source

• Patent Number

  3,634,701

• Date Filed

  Not available

• Date Issued

  Tuesday, January 11, 1972
  52 years ago

• CPC

  • H02J9/06 - with automatic change-over
  • H02H3/36 - involving comparison of the voltage or current values at corresponding points of different systems
  • H03K17/72 - having more than two PN junctions having more than three electrodes having more than one electrode connected to the same conductivity region
  • H03K17/725 - for ac voltages or currents
  • Y10T307/615 - Substitute or emergency source

• US Classifications

  • 363 - Electric power conversion systems
  • 327 - Miscellaneous active electrical nonlinear devices, circuits, and systems